[4] Wood was hired in May 1856 by Montgomery C. Meigs, the Architect of the Capitol, to take photographs of building projects in the Washington D.C.
[8][9] Wood went on to be an American Civil War photographer, contributing to Alexander Gardner's book Gardner's Photographic Sketch Book of the Civil War along with James F.
[1] According to Roy Meredith's Mr. Lincoln’s Cameraman,[11] Matthew Brady himself personally accompanied General George B. McClellan’s Peninsular Campaign into Virginia at the beginning of April 1862, departing Fortress Monroe with Gibson, David B. Woodbury, and John Wood, plus two mobile darkrooms.
[12] Photographer George Barnard was also sent along by Gardner, who had been managing Brady's Washington studio.
[13] Wood had a photo gallery at 208 Bowery, in New York City for 40 years, where he photographed many people from the theater and sporting professions.